Home / 216,972.51-299,396.46-125,090.76

Finding the Fourth Proportional to 216,972.51, 299,396.46 and 125,090.76

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Solution

The fourth proportional to 216,972.51, 299,396.46 and 125,090.76 is: 172,610.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,972.51 : 299,396.46 = 125,090.76 : x
  2. Step 2: Convert to fraction form
    216,972.51/299,396.46 = 125,090.76/x
  3. Step 3: Cross multiply
    216,972.51x = 299,396.46 × 125,090.76
  4. Step 4: Simplify right side
    216,972.51x = 37,451,730,722.71
  5. Step 5: Solve for x
    x = 37,451,730,722.71/216,972.51
  6. Step 6: Final answer
    x = 172,610.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.